A sexy new teacher comes to Class 3-E to do the students’ job for them. When the 3-E students begin exhibiting signs of self-esteem, Principal Asano demands that Koro Sensei crush their spirits so they continue to set a bad example for the rest of the school to rise above. Then a class field trip goes terribly wrong when two 3-E girls are abducted. Who will come to their rescue…?

The 3-E students head for the lair of the enemy to stop a deadly biological attack. But blocking their path are three master assassins: Smog, Grip and Gastro, who excel, respectively, in the use of poison, brute strength and guns. With their teacher Karasuma down, Karma and his friends face terrible odds. And even if they defeat their foes, how will they wrest the antidote from them? Worse, it turns out the mastermind behind the attack is someone they know…

Comes with a downloadabale bonus story!She was always lying.A gentle soul searching for sincerity in an insincere world.A tale-spinner living in a maze of lies.A story that unfolds when two hearts meet.What is sincerity, what is freedom, what is true love?When David decides to take the wacky, quirky Kalifornia Mooney as his housemate, he doesn't expect his world to be turned upside down. As their mutual affection grows...

The latest addition to the misfit students of Class 3-E is a Norwegian robot specially designed to assassinate their teacher—but sadly lacking in social skills. Nothing Koro Sensei can’t cure with a little super-fast tentacle work! When playboy Maehara gets dissed by a girl for being in Class 3-E, revenge is clearly warranted—and Koro Sensei can help with that too! Then Irina, the English language teacher/sexy assassin, gets a visit from her murder mentor.

The class is divided: one half wants to carry on with the plan to assassinate Koro Sensei, while the other half wants to save him. So Koro Sensei splits them into two teams, led by Nagisa and Karma, and has them battle it out. The students of 3-E draw on everything they’ve learned so far to battle for or against Koro Sensei’s life! Then, to uphold their now unified goal, they need to infiltrate the International Space Station…

English teacher Irina’s assassination mentor makes an appearance and the two compete-using special agent Karasuma as their target. Another transfer student/would-be assassin joins the class, accompanied by a guardian who claims to be Koro Sensei’s...little brother?! A tentacle showdown ensues, sending everyone into a tentacle tizzy. Then, the 3-E students face humiliation yet again during a school baseball exhibition match. Plus, more secrets of Koro Sensei’s mysterious past revealed...!

Intramural relations are at an all-time low: Principal Asano wants to crush Koro Sensei’s 3-E baseball team while Koro Sensei wants to avenge Principal Asano’s sabotage of 3-E’s midterms. Then the government sends in a new Special Forces operative—a ruthless father figure who tests Karasuma’s combat coaching skills. You’ll never guess which student does him proud! And when Koro Sensei digs a swimming pool to help his students cool off, they discover a new weakness of his—as well as how cut...

The Grim Reaper sets up a lethal trap that buries Mr. Karasuma and Ms. Vitch alive. Will Mr. Karasuma’s repressed feelings surface before he and Ms. Vitch do? And how will Mr. Karasuma face Death? Then, despite his vow to destroy the planet in March, Koro Sensei offers career counseling to his students. Nagisa’s professional goal raises some serious issues. And finally, it’s time for the next school festival showdown. Class A and Class E compete for the most customers. If they build it, wi...

Lowly Class E and elite Class A compete for the most customers at their school festival booths. So far, the students of Class E are holding their own, despite their location on the mountaintop. Then a parade of familiar faces, some welcome and some…not so much…drop by with surprising consequences. Will Principal Asano’s son Gakushu be able to maintain his position as the illustrious leader of Class A? Who could possibly replace him in hopes of leading the students to victory and the subjug...

Mr. Karasuma gives the 3-E students superpowered uniforms…with great results. What amazing feats will they perform in their snazzy new outfits? Then, Mr. Karasuma gives Ms. Vitch a bouquet for her birthday…with disastrous results. Next, a 3-E teacher is kidnapped by master assassin the Grim Reaper, who threatens to kill his hostage if the students tell anyone. Their rescue attempt goes horribly awry, and soon they are the ones in need of rescuing! But at what cost to the world…?

Koro Sensei’s lessons in verbal defense are put to the test when Karma must use his brains instead of his brawn to rescue a classmate. Then things finally begin to go smoothly for the students of 3-E. Everyone receives some good news about their futures, and Nagisa settles on a career goal. But the peace is broken when the world’s nations miraculously manage to coordinate their efforts long enough to launch a plan to assassinate Koro Sensei—with the aid of the strongest mercenary in the wo...

The time has come for Tokiyuki and Yorishige’s allies in Shinano to make their move against their enemies, the devious governor Ogasawara and the evil kokushi, Kiyohara. But in order to get the campaign going, Tokiyuki must earn the respect of Yorishige’s warriors, and to do that, he’ll need to engage his old nemesis, the wily Shokan. Shokan is no fool, however, and Tokiyuki will have to come up with an unexpected and dangerous tactic to achieve success.